1. Microprocessor design, easy for program-setting.2. Stepper motor driven by constant-current power supply, , high spreading Speed precise winding.3. "Start Point" could set by key panel or with teachable function. Display Will show the position of spreading head while setting.4. Wire passing through ceramic rollers prevent enamel from high temperature.5. Multiple spindles winding synchronal for highest efficiency.6. Foot-switch connection for better efficiency.7. Winding parameters and options can be set.